From: "Nícolas F. R. A. Prado" <nfraprado@collabora.com> To: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> Cc: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, matthias.bgg@gmail.com, hsinyi@chromium.org, allen-kh.cheng@mediatek.com, gtk3@inbox.ru, luca@z3ntu.xyz, sam.shih@mediatek.com, sean.wang@mediatek.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, wenst@chromium.org Subject: Re: [PATCH 11/11] arm64: dts: mediatek: cherry: Add I2C-HID touchscreen on I2C4 Date: Fri, 1 Jul 2022 18:49:39 -0400 [thread overview] Message-ID: <20220701224939.brdcdnh47jbcbiif@notapiano> (raw) In-Reply-To: <20220630153316.308767-12-angelogioacchino.delregno@collabora.com> On Thu, Jun 30, 2022 at 05:33:16PM +0200, AngeloGioacchino Del Regno wrote: > This platform carries a HID compatible I2C touchscreen on the i2c4 bus, > but it may either be at 0x10, or at 0x15, depending on the board model: > declare both as disabled in the common Cherry device-tree and enable > the required touchscreen node on a per-board basis. > > Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> > --- > .../dts/mediatek/mt8195-cherry-tomato-r1.dts | 4 ++ > .../dts/mediatek/mt8195-cherry-tomato-r2.dts | 4 ++ > .../dts/mediatek/mt8195-cherry-tomato-r3.dts | 4 ++ > .../boot/dts/mediatek/mt8195-cherry.dtsi | 41 +++++++++++++++++++ > 4 files changed, 53 insertions(+) > > diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r1.dts b/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r1.dts > index 17e9e4d6f6ab..2837fb24c84c 100644 > --- a/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r1.dts > +++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r1.dts > @@ -9,3 +9,7 @@ / { > model = "MediaTek Tomato (rev1) board"; > compatible = "google,tomato-rev1", "google,tomato", "mediatek,mt8195"; > }; > + > +&ts_10 { > + status = "okay"; > +}; > diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r2.dts b/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r2.dts > index ee5fd07ad573..4e1d1a1887c7 100644 > --- a/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r2.dts > +++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r2.dts > @@ -29,3 +29,7 @@ pins-low-power-pcie0-disable { > bias-pull-down; > }; > }; > + > +&ts_10 { > + status = "okay"; > +}; > diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r3.dts b/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r3.dts > index 792f6c83e88b..4a45884203ea 100644 > --- a/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r3.dts > +++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r3.dts > @@ -30,3 +30,7 @@ pins-low-power-pcie0-disable { > bias-pull-down; > }; > }; > + > +&ts_10 { > + status = "okay"; > +}; But no board currently uses the one on 0x15? Thanks, Nícolas > diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi > index 2687c6d40ac1..7a32c7006a5a 100644 > --- a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi > +++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi > @@ -143,6 +143,31 @@ &i2c4 { > clock-frequency = <400000>; > pinctrl-names = "default"; > pinctrl-0 = <&i2c4_pin>; > + > + /* Depending on the machine, the TS may be at 0x10 or at 0x15 */ > + ts_10: touchscreen@10 { > + compatible = "hid-over-i2c"; > + reg = <0x10>; > + hid-descr-addr = <0x0001>; > + interrupts-extended = <&pio 92 IRQ_TYPE_LEVEL_LOW>; > + pinctrl-names = "default"; > + pinctrl-0 = <&touchscreen_pins>; > + post-power-on-delay-ms = <10>; > + vdd-supply = <&pp3300_s3>; > + status = "disabled"; > + }; > + > + ts_15: touchscreen@15 { > + compatible = "hid-over-i2c"; > + reg = <0x15>; > + hid-descr-addr = <0x0001>; > + interrupts-extended = <&pio 92 IRQ_TYPE_LEVEL_LOW>; > + pinctrl-names = "default"; > + pinctrl-0 = <&touchscreen_pins>; > + post-power-on-delay-ms = <10>; > + vdd-supply = <&pp3300_s3>; > + status = "disabled"; > + }; > }; > > &i2c5 { > @@ -609,6 +634,22 @@ subpmic_pin_irq: pins-subpmic-int-n { > bias-pull-up; > }; > }; > + > + touchscreen_pins: touchscreen-default-pins { > + pins-int-n { > + pinmux = <PINMUX_GPIO92__FUNC_GPIO92>; > + input-enable; > + bias-pull-up = <MTK_PUPD_SET_R1R0_01>; > + }; > + pins-rst { > + pinmux = <PINMUX_GPIO56__FUNC_GPIO56>; > + output-high; > + }; > + pins-report-sw { > + pinmux = <PINMUX_GPIO57__FUNC_GPIO57>; > + output-low; > + }; > + }; > }; > > &pmic { > -- > 2.35.1 >
WARNING: multiple messages have this Message-ID (diff)
From: "Nícolas F. R. A. Prado" <nfraprado@collabora.com> To: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> Cc: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, matthias.bgg@gmail.com, hsinyi@chromium.org, allen-kh.cheng@mediatek.com, gtk3@inbox.ru, luca@z3ntu.xyz, sam.shih@mediatek.com, sean.wang@mediatek.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, wenst@chromium.org Subject: Re: [PATCH 11/11] arm64: dts: mediatek: cherry: Add I2C-HID touchscreen on I2C4 Date: Fri, 1 Jul 2022 18:49:39 -0400 [thread overview] Message-ID: <20220701224939.brdcdnh47jbcbiif@notapiano> (raw) In-Reply-To: <20220630153316.308767-12-angelogioacchino.delregno@collabora.com> On Thu, Jun 30, 2022 at 05:33:16PM +0200, AngeloGioacchino Del Regno wrote: > This platform carries a HID compatible I2C touchscreen on the i2c4 bus, > but it may either be at 0x10, or at 0x15, depending on the board model: > declare both as disabled in the common Cherry device-tree and enable > the required touchscreen node on a per-board basis. > > Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> > --- > .../dts/mediatek/mt8195-cherry-tomato-r1.dts | 4 ++ > .../dts/mediatek/mt8195-cherry-tomato-r2.dts | 4 ++ > .../dts/mediatek/mt8195-cherry-tomato-r3.dts | 4 ++ > .../boot/dts/mediatek/mt8195-cherry.dtsi | 41 +++++++++++++++++++ > 4 files changed, 53 insertions(+) > > diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r1.dts b/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r1.dts > index 17e9e4d6f6ab..2837fb24c84c 100644 > --- a/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r1.dts > +++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r1.dts > @@ -9,3 +9,7 @@ / { > model = "MediaTek Tomato (rev1) board"; > compatible = "google,tomato-rev1", "google,tomato", "mediatek,mt8195"; > }; > + > +&ts_10 { > + status = "okay"; > +}; > diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r2.dts b/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r2.dts > index ee5fd07ad573..4e1d1a1887c7 100644 > --- a/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r2.dts > +++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r2.dts > @@ -29,3 +29,7 @@ pins-low-power-pcie0-disable { > bias-pull-down; > }; > }; > + > +&ts_10 { > + status = "okay"; > +}; > diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r3.dts b/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r3.dts > index 792f6c83e88b..4a45884203ea 100644 > --- a/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r3.dts > +++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r3.dts > @@ -30,3 +30,7 @@ pins-low-power-pcie0-disable { > bias-pull-down; > }; > }; > + > +&ts_10 { > + status = "okay"; > +}; But no board currently uses the one on 0x15? Thanks, Nícolas > diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi > index 2687c6d40ac1..7a32c7006a5a 100644 > --- a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi > +++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi > @@ -143,6 +143,31 @@ &i2c4 { > clock-frequency = <400000>; > pinctrl-names = "default"; > pinctrl-0 = <&i2c4_pin>; > + > + /* Depending on the machine, the TS may be at 0x10 or at 0x15 */ > + ts_10: touchscreen@10 { > + compatible = "hid-over-i2c"; > + reg = <0x10>; > + hid-descr-addr = <0x0001>; > + interrupts-extended = <&pio 92 IRQ_TYPE_LEVEL_LOW>; > + pinctrl-names = "default"; > + pinctrl-0 = <&touchscreen_pins>; > + post-power-on-delay-ms = <10>; > + vdd-supply = <&pp3300_s3>; > + status = "disabled"; > + }; > + > + ts_15: touchscreen@15 { > + compatible = "hid-over-i2c"; > + reg = <0x15>; > + hid-descr-addr = <0x0001>; > + interrupts-extended = <&pio 92 IRQ_TYPE_LEVEL_LOW>; > + pinctrl-names = "default"; > + pinctrl-0 = <&touchscreen_pins>; > + post-power-on-delay-ms = <10>; > + vdd-supply = <&pp3300_s3>; > + status = "disabled"; > + }; > }; > > &i2c5 { > @@ -609,6 +634,22 @@ subpmic_pin_irq: pins-subpmic-int-n { > bias-pull-up; > }; > }; > + > + touchscreen_pins: touchscreen-default-pins { > + pins-int-n { > + pinmux = <PINMUX_GPIO92__FUNC_GPIO92>; > + input-enable; > + bias-pull-up = <MTK_PUPD_SET_R1R0_01>; > + }; > + pins-rst { > + pinmux = <PINMUX_GPIO56__FUNC_GPIO56>; > + output-high; > + }; > + pins-report-sw { > + pinmux = <PINMUX_GPIO57__FUNC_GPIO57>; > + output-low; > + }; > + }; > }; > > &pmic { > -- > 2.35.1 > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2022-07-01 22:49 UTC|newest] Thread overview: 62+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-06-30 15:33 [PATCH 00/11] MT8195 Chromebooks devicetrees - Google Tomato AngeloGioacchino Del Regno 2022-06-30 15:33 ` AngeloGioacchino Del Regno 2022-06-30 15:33 ` [PATCH 01/11] dt-bindings: arm: mediatek: Add MT8195 Cherry Tomato Chromebooks AngeloGioacchino Del Regno 2022-06-30 15:33 ` AngeloGioacchino Del Regno 2022-06-30 18:26 ` Krzysztof Kozlowski 2022-06-30 18:26 ` Krzysztof Kozlowski 2022-07-01 15:31 ` Nícolas F. R. A. Prado 2022-07-01 15:31 ` Nícolas F. R. A. Prado 2022-07-04 8:51 ` AngeloGioacchino Del Regno 2022-07-04 8:51 ` AngeloGioacchino Del Regno 2022-07-01 22:04 ` Nícolas F. R. A. Prado 2022-07-01 22:04 ` Nícolas F. R. A. Prado 2022-07-04 8:56 ` AngeloGioacchino Del Regno 2022-07-04 8:56 ` AngeloGioacchino Del Regno 2022-06-30 15:33 ` [PATCH 02/11] arm64: dts: mediatek: Introduce MT8195 Cherry platform's Tomato AngeloGioacchino Del Regno 2022-06-30 15:33 ` AngeloGioacchino Del Regno 2022-07-01 22:11 ` Nícolas F. R. A. Prado 2022-07-01 22:11 ` Nícolas F. R. A. Prado 2022-07-04 4:17 ` Chen-Yu Tsai 2022-07-04 4:17 ` Chen-Yu Tsai 2022-07-04 8:59 ` AngeloGioacchino Del Regno 2022-07-04 8:59 ` AngeloGioacchino Del Regno 2022-07-04 9:05 ` Chen-Yu Tsai 2022-07-04 9:05 ` Chen-Yu Tsai 2022-07-04 9:06 ` AngeloGioacchino Del Regno 2022-07-04 9:06 ` AngeloGioacchino Del Regno 2022-06-30 15:33 ` [PATCH 03/11] arm64: dts: mediatek: cherry: Assign interrupt line to MT6359 PMIC AngeloGioacchino Del Regno 2022-06-30 15:33 ` AngeloGioacchino Del Regno 2022-07-01 22:20 ` Nícolas F. R. A. Prado 2022-07-01 22:20 ` Nícolas F. R. A. Prado 2022-06-30 15:33 ` [PATCH 04/11] arm64: dts: mediatek: cherry: Add platform regulators layout and config AngeloGioacchino Del Regno 2022-06-30 15:33 ` AngeloGioacchino Del Regno 2022-07-01 22:26 ` Nícolas F. R. A. Prado 2022-07-01 22:26 ` Nícolas F. R. A. Prado 2022-06-30 15:33 ` [PATCH 05/11] arm64: dts: mediatek: cherry: Add support for internal eMMC storage AngeloGioacchino Del Regno 2022-06-30 15:33 ` AngeloGioacchino Del Regno 2022-07-01 22:36 ` Nícolas F. R. A. Prado 2022-07-01 22:36 ` Nícolas F. R. A. Prado 2022-06-30 15:33 ` [PATCH 06/11] arm64: dts: mediatek: cherry: Document gpios and add default pin config AngeloGioacchino Del Regno 2022-06-30 15:33 ` AngeloGioacchino Del Regno 2022-07-01 22:39 ` Nícolas F. R. A. Prado 2022-07-01 22:39 ` Nícolas F. R. A. Prado 2022-06-30 15:33 ` [PATCH 07/11] arm64: dts: mediatek: cherry: Enable I2C and SPI controllers AngeloGioacchino Del Regno 2022-06-30 15:33 ` AngeloGioacchino Del Regno 2022-07-01 22:42 ` Nícolas F. R. A. Prado 2022-07-01 22:42 ` Nícolas F. R. A. Prado 2022-06-30 15:33 ` [PATCH 08/11] arm64: dts: mediatek: cherry: Enable T-PHYs and USB XHCI controllers AngeloGioacchino Del Regno 2022-06-30 15:33 ` AngeloGioacchino Del Regno 2022-07-01 22:43 ` Nícolas F. R. A. Prado 2022-07-01 22:43 ` Nícolas F. R. A. Prado 2022-06-30 15:33 ` [PATCH 09/11] arm64: dts: mediatek: cherry: Enable MT6360 sub-pmic on I2C7 AngeloGioacchino Del Regno 2022-06-30 15:33 ` AngeloGioacchino Del Regno 2022-07-01 22:45 ` Nícolas F. R. A. Prado 2022-07-01 22:45 ` Nícolas F. R. A. Prado 2022-06-30 15:33 ` [PATCH 10/11] arm64: dts: mediatek: cherry: Enable support for the SPI NOR flash AngeloGioacchino Del Regno 2022-06-30 15:33 ` AngeloGioacchino Del Regno 2022-07-01 22:47 ` Nícolas F. R. A. Prado 2022-07-01 22:47 ` Nícolas F. R. A. Prado 2022-06-30 15:33 ` [PATCH 11/11] arm64: dts: mediatek: cherry: Add I2C-HID touchscreen on I2C4 AngeloGioacchino Del Regno 2022-06-30 15:33 ` AngeloGioacchino Del Regno 2022-07-01 22:49 ` Nícolas F. R. A. Prado [this message] 2022-07-01 22:49 ` Nícolas F. R. A. Prado
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